Update for LineageOS 19.1 and Magisk 25.2

Magisk-v25.2/boot_patch.sh

@@ -111,7 +111,7 @@ if [ -e ramdisk.cpio ]; then
   ./magiskboot cpio ramdisk.cpio test
   STATUS=$?
 else
-  # Stock A only system-as-root
+  # Stock A only legacy SAR, or some Android 13 GKIs
   STATUS=0
 fi
 case $((STATUS & 3)) in
@@ -183,7 +183,15 @@ rm -f ramdisk.cpio.orig config magisk*.xz
 #################
 
 for dt in dtb kernel_dtb extra; do
-  [ -f $dt ] && ./magiskboot dtb $dt patch && ui_print "- Patch fstab in $dt"
+  if [ -f $dt ]; then
+    if ! ./magiskboot dtb $dt test; then
+      ui_print "! Boot image $dt was patched by old (unsupported) Magisk"
+      abort "! Please try again with *unpatched* boot image"
+    fi
+    if ./magiskboot dtb $dt patch; then
+      ui_print "- Patch fstab in boot image $dt"
+    fi
+  fi
 done
 
 if [ -f kernel ]; then

Magisk-v25.2/util_functions.sh

@@ -2,8 +2,8 @@
 # Magisk General Utility Functions
 ############################################
 
-MAGISK_VER='24.3'
-MAGISK_VER_CODE=24300
+MAGISK_VER='25.2'
+MAGISK_VER_CODE=25200
 
 ###################
 # Helper Functions
@@ -292,6 +292,13 @@ mount_partitions() {
 
   # Allow /system/bin commands (dalvikvm) on Android 10+ in recovery
   $BOOTMODE || mount_apex
+
+  # Mount sepolicy rules dir locations in recovery (best effort)
+  if ! $BOOTMODE; then
+    mount_name "cache cac" /cache
+    mount_name metadata /metadata
+    mount_name persist /persist
+  fi
 }
 
 # loop_setup <ext4_img>, sets LOOPDEV
@@ -410,7 +417,7 @@ get_flags() {
       PATCHVBMETAFLAG=false
     else
       PATCHVBMETAFLAG=true
-      ui_print "- Cannot find vbmeta partition, patch vbmeta in boot image"
+      ui_print "- No vbmeta partition, patch vbmeta in boot image"
     fi
   fi
   [ -z $RECOVERYMODE ] && RECOVERYMODE=false
@@ -574,16 +581,13 @@ check_data() {
 
 find_magisk_apk() {
   local DBAPK
-  [ -z $APK ] && APK=$NVBASE/magisk.apk
-  [ -f $APK ] || APK=$MAGISKBIN/magisk.apk
-  [ -f $APK ] || APK=/data/app/com.topjohnwu.magisk*/*.apk
-  [ -f $APK ] || APK=/data/app/*/com.topjohnwu.magisk*/*.apk
+  [ -z $APK ] && APK=/data/app/com.topjohnwu.magisk*/base.apk
+  [ -f $APK ] || APK=/data/app/*/com.topjohnwu.magisk*/base.apk
   if [ ! -f $APK ]; then
     DBAPK=$(magisk --sqlite "SELECT value FROM strings WHERE key='requester'" 2>/dev/null | cut -d= -f2)
     [ -z $DBAPK ] && DBAPK=$(strings $NVBASE/magisk.db | grep -oE 'requester..*' | cut -c10-)
-    [ -z $DBAPK ] || APK=/data/user_de/*/$DBAPK/dyn/*.apk
-    [ -f $APK ] || [ -z $DBAPK ] || APK=/data/app/$DBAPK*/*.apk
-    [ -f $APK ] || [ -z $DBAPK ] || APK=/data/app/*/$DBAPK*/*.apk
+    [ -z $DBAPK ] || APK=/data/user_de/0/$DBAPK/dyn/current.apk
+    [ -f $APK ] || [ -z $DBAPK ] || APK=/data/data/$DBAPK/dyn/current.apk
   fi
   [ -f $APK ] || ui_print "! Unable to detect Magisk app APK for BootSigner"
 }
@@ -651,9 +655,9 @@ copy_sepolicy_rules() {
   fi
 
   if [ -d ${RULESDIR%/magisk} ]; then
-    ui_print "- Sepolicy rules dir is ${RULESDIR%/magisk}"
+    echo "RULESDIR=$RULESDIR" >&2
   else
-    ui_print "- Sepolicy rules dir ${RULESDIR%/magisk} not found"
+    ui_print "- Unable to find sepolicy rules dir ${RULESDIR%/magisk}"
     return 1
   fi
 
@@ -716,6 +720,7 @@ is_legacy_script() {
 install_module() {
   rm -rf $TMPDIR
   mkdir -p $TMPDIR
+  chcon u:object_r:system_file:s0 $TMPDIR
   cd $TMPDIR
 
   setup_flashable
@@ -810,7 +815,7 @@ install_module() {
   rm -rf \
   $MODPATH/system/placeholder $MODPATH/customize.sh \
   $MODPATH/README.md $MODPATH/.git*
-  rmdir -p $MODPATH
+  rmdir -p $MODPATH 2>/dev/null
 
   cd /
   $BOOTMODE || recovery_cleanup
@@ -832,7 +837,7 @@ NVBASE=/data/adb
 TMPDIR=/dev/tmp
 
 # Bootsigner related stuff
-BOOTSIGNERCLASS=com.topjohnwu.signing.SignBoot
+BOOTSIGNERCLASS=com.topjohnwu.magisk.signing.SignBoot
 BOOTSIGNER='/system/bin/dalvikvm -Xnoimage-dex2oat -cp $APK $BOOTSIGNERCLASS'
 BOOTSIGNED=false
 

README.md

@@ -6,7 +6,7 @@ It has been made to run on Linux x86 or x64 and patch a boot image for an ARM de
 
 It detects LineageOS **for microG** version via adb, download the ROM, extracts `payload.bin` and dumps `boot.img`, patches it with Magisk, and flashes it.
 
-:warning: **This has only been tested on a FP3 device, at the time of writing with LineageOS for microG 18.1 (March 17, 2022 build) Magisk v24.3** :warning:
+:warning: **This has only been tested on a FP3 device, at the time of writing with LineageOS for microG 19.1 (August 23, 2022 build) Magisk v25.2** :warning:
 
 ## Run on an other device
 
@@ -55,7 +55,7 @@ Run `python magisk_boot_flasher.py`.
 
 That's how we can run Magisk's `boot_patch.sh` on Linux x86 or x64 and patch a boot image for an ARM device
 
-> Tested with Magisk v24.3 with FP3
+> Tested with Magisk v25.2 with FP3
 
 * Get Magisk `.apk`
 * Extract it
@@ -78,4 +78,3 @@ You can now run:
 `sh boot_patch.sh boot.img`
 
 The outpout file `new-boot.img` has the exact same sha256 hash as the `magisk_patched-*.img`, so we can consider it works :)
-

magisk_boot_flasher.py

@@ -7,7 +7,7 @@ import subprocess
 import time
 
 device = 'FP3'
-magiskdir = 'Magisk-v24.3'
+magiskdir = 'Magisk-v25.2'
 
 
 def yes_or_no(question, default=None):
@@ -119,10 +119,15 @@ def rebootToBootloader():
 
 
 def flashBoot():
+    '''
     currentSlot = getCurrentSlot()
     cmd = ['fastboot', 'flash', f'boot_{currentSlot}',
            f'{magiskdir}/new-boot.img']
-    subprocess.run(cmd, stdout=subprocess.DEVNULL, stderr=subprocess.STDOUT)
+    '''
+    for slot in 'ab':
+        cmd = ['fastboot', 'flash', f'boot_{slot}',
+               f'{magiskdir}/new-boot.img']
+        subprocess.run(cmd, stdout=subprocess.DEVNULL, stderr=subprocess.STDOUT)
 
 
 def getCurrentSlot():